/* =================================================================
   ELLO MEI LANDING PAGE - GLASSMORPHISM DESIGN
   Modern fintech landing page with glassmorphism effects
   ================================================================= */

:root {
    /* Colors */
    --primary-blue: #3B82F6;
    --primary-blue-light: #60A5FA;
    --primary-blue-dark: #2563EB;
    --lavender: #E0E7FF;
    --lavender-light: #F0F4FF;
    --white: #FFFFFF;
    --off-white: #FAFBFF;
    --text-dark: #1E293B;
    --text-muted: #64748B;
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --border-radius: 24px;
    --border-radius-lg: 32px;
    --border-radius-xl: 40px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: var(--off-white);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* =================================================================
   GLASSMORPHISM COMPONENTS
   ================================================================= */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--glass-shadow);
    padding: 2rem;
    transition: all 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.5);
}

.glass-btn {
    background: var(--primary-blue);
    border: none;
    border-radius: var(--border-radius);
    color: white;
    font-weight: 600;
    padding: 1rem 2rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.glass-btn:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.4);
    color: white;
}

.glass-btn-outline {
    background: var(--glass-bg);
    border: 2px solid var(--primary-blue);
    border-radius: var(--border-radius);
    color: var(--primary-blue);
    font-weight: 600;
    padding: 1rem 2rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.glass-btn-outline:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
}

.glass-input {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.4);
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    outline: none;
}

/* =================================================================
   NAVIGATION
   ================================================================= */

.glass-nav {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-blue);
}

/* =================================================================
   HERO SECTION
   ================================================================= */

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 120px 0 80px;
}

/* Single Page Layout Adjustments */
.section {
    position: relative;
    overflow: hidden;
}

.section:not(#home) .ambient-gradient {
    opacity: 0.3;
}

.ambient-gradient {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 6s ease-in-out infinite;
}

.gradient-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.gradient-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--lavender), var(--lavender-light));
    top: 60%;
    right: -5%;
    animation-delay: 2s;
}

.gradient-3 {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, var(--primary-blue-light), var(--lavender));
    bottom: 20%;
    left: 50%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.features-list {
    margin-bottom: 2.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-weight: 500;
}

.feature-icon {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    margin-right: 1rem;
    font-size: 1.1rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* =================================================================
   HERO VISUAL - 3D GLASSMORPHISM PIGGY BANK
   ================================================================= */

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 500px;
}

.glass-piggy-bank {
    position: relative;
    width: 300px;
    height: 300px;
    background: var(--glass-bg);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        var(--glass-shadow),
        inset 0 0 50px rgba(255, 255, 255, 0.1);
    animation: piggyFloat 4s ease-in-out infinite;
}

@keyframes piggyFloat {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-10px) scale(1.02); }
}

.piggy-bank-icon {
    position: relative;
    font-size: 8rem;
    color: var(--primary-blue);
    text-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
}

.currency-symbol {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    font-weight: 700;
    color: white;
    background: var(--primary-blue);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-coin {
    position: absolute;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 1.5rem;
    animation: coinFloat 3s ease-in-out infinite;
}

.coin-1 {
    top: -10px;
    right: 20px;
    animation-delay: 0s;
}

.coin-2 {
    bottom: 10px;
    left: -10px;
    animation-delay: 1s;
}

.coin-3 {
    top: 50%;
    right: -20px;
    animation-delay: 2s;
}

@keyframes coinFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(10deg); }
}

/* =================================================================
   LOGIN SECTION
   ================================================================= */

.login-section {
    padding: 5rem 0;
    position: relative;
}

.login-card {
    max-width: 100%;
}

.login-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.3);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* =================================================================
   FEATURES SECTION
   ================================================================= */

.features-section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.feature-card {
    text-align: center;
    height: 100%;
}

.feature-card-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-blue);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.3);
}

.feature-card h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* =================================================================
   FOOTER
   ================================================================= */

.glass-footer {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    margin-top: 3rem;
}

/* =================================================================
   ADDITIONAL GLASSMORPHISM EFFECTS
   ================================================================= */

/* Particle effects */
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(224, 231, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* Enhanced glass morphism for cards */
.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.4) 0%,
        rgba(255, 255, 255, 0.1) 100%);
    border-radius: var(--border-radius);
    pointer-events: none;
    z-index: -1;
}

/* Glow effects for interactive elements */
.glass-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.2) 0%,
        transparent 50%);
    border-radius: var(--border-radius);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.glass-btn:hover::after {
    opacity: 1;
}

/* Enhanced piggy bank with more depth */
.glass-piggy-bank::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(135deg,
        rgba(59, 130, 246, 0.1) 0%,
        rgba(224, 231, 255, 0.1) 100%);
    border-radius: 50%;
    z-index: -1;
    filter: blur(10px);
}

/* Floating animation for background elements */
@keyframes backgroundFloat {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
        opacity: 0.6;
    }
    25% {
        transform: translateY(-10px) translateX(5px) rotate(2deg);
        opacity: 0.8;
    }
    50% {
        transform: translateY(-20px) translateX(0px) rotate(5deg);
        opacity: 0.4;
    }
    75% {
        transform: translateY(-10px) translateX(-5px) rotate(2deg);
        opacity: 0.7;
    }
}

.gradient-1 { animation: backgroundFloat 8s ease-in-out infinite; }
.gradient-2 { animation: backgroundFloat 10s ease-in-out infinite 2s; }
.gradient-3 { animation: backgroundFloat 12s ease-in-out infinite 4s; }

/* Subtle pulse animation for feature icons */
@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.feature-icon:hover {
    animation: iconPulse 1s ease-in-out infinite;
}

.feature-card-icon:hover {
    animation: iconPulse 1s ease-in-out infinite;
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.4);
}

/* Enhanced form styling */
.glass-input::placeholder {
    color: rgba(100, 116, 139, 0.7);
}

.form-check-input {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.form-check-input:checked {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
}

/* =================================================================
   RESPONSIVE DESIGN
   ================================================================= */

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .glass-piggy-bank {
        width: 250px;
        height: 250px;
    }

    .piggy-bank-icon {
        font-size: 6rem;
    }

    .currency-symbol {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .hero-actions {
        justify-content: center;
    }

    .glass-btn,
    .glass-btn-outline {
        width: 100%;
        margin-bottom: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .ambient-gradient {
        filter: blur(60px);
    }

    .gradient-1 {
        width: 300px;
        height: 300px;
    }

    .gradient-2 {
        width: 200px;
        height: 200px;
    }

    .gradient-3 {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }

    .glass-card {
        padding: 1.5rem;
    }

    .feature-item {
        flex-direction: column;
        text-align: center;
        margin-bottom: 1.5rem;
    }

    .feature-icon {
        margin-right: 0;
        margin-bottom: 0.5rem;
    }
}

/* =================================================================
   SINGLE PAGE SECTIONS
   ================================================================= */

/* About Section */
#about {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(224, 231, 255, 0.05) 100%);
    position: relative;
}

#about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(224, 231, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.about-content {
    position: relative;
    z-index: 2;
}

.about-title {
    font-size: 3rem;
    font-weight: 700;
    color: #1E293B;
    margin-bottom: 2rem;
    line-height: 1.2;
    position: relative;
}

.about-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-blue-light));
    border-radius: 2px;
}

.about-text {
    font-size: 1.25rem;
    color: #64748B;
    line-height: 1.8;
    margin-bottom: 3rem;
}

/* Contact Section */
#contact {
    background: var(--off-white);
    position: relative;
}

#contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 20%, rgba(224, 231, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.contact-content {
    position: relative;
    z-index: 2;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1E293B;
    margin-bottom: 2rem;
    position: relative;
}

.contact-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-blue-light));
    border-radius: 2px;
}

.contact-info {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--glass-shadow);
    padding: 3rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.contact-info:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.5);
}

.contact-email {
    font-size: 1.5rem;
    color: var(--primary-blue);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.contact-email:hover {
    color: #2563EB;
    text-decoration: none;
    transform: scale(1.05);
}